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File org.dgpf.gp.netvm.netimpl.FullyConnectedNetworkImpl.java

Here you can find all the information about the file org.dgpf.gp.netvm.netimpl.FullyConnectedNetworkImpl.java. You may explore it here or download it onto your local disk.
/*
 * Copyright (c) 2006 Thomas Weise
 * 
 * E-Mail           : tweise@gmx.de
 * Creation Date    : 2006-07-19 14:13:43
 * Original Filename: org.dgpf.gp.netvm.netimpl.FullyConnectedNetworkImpl.java
 * Version          : 1.0.0
 * Last modification: 2006-07-19
 *                by: Thomas Weise
 * 
 * License          : GNU LESSER GENERAL PUBLIC LICENSE
 *                    Version 2.1, February 1999
 *                    You should have received a copy of this license along
 *                    with this library; if not, write to the Free Software
 *                    Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 *                    MA 02111-1307, USA or download the license under
 *                    http://www.gnu.org/copyleft/lesser.html.
 *                    
 * Warranty         : This software is provided "as is" without any
 *                    warranty; without even the implied warranty of
 *                    merchantability or fitness for a particular purpose.
 *                    See the Gnu Lesser General Public License for more
 *                    details.
 */

 
package org.dgpf.gp.netvm.netimpl;

import org.dgpf.gp.netvm.base.INetworkImplFactory;
import org.dgpf.gp.netvm.base.NetVM;
import org.dgpf.gp.netvm.base.NetVMContext;
import org.dgpf.gp.netvm.base.NetworkImpl;
import org.dgpf.gp.vm.base.VMMemory;
import org.sfc.math.stochastic.Randomizer;

/**
 * This class modells a fully conntected network where each host is in
 * one-hop reach.
 *
 * @author Thomas Weise
 */

public final  class FullyConnectedNetworkImpl  extends NetworkImpl
  {
/**
 * The factory class for this network implementation.
 */

  public  static  final INetworkImplFactory FACTORY =
    new INetworkImplFactory()
    {
    private static  final long  serialVersionUID = 1;
    
    public  final NetworkImpl create  (final NetVMContext p_context)
      {
      return new FullyConnectedNetworkImpl(p_context);
      }
    
    private final Object writeReplace()
      {
      return FACTORY;
      }
    
    private final Object readResolve()
      {
      return FACTORY;
      }
    };
  
/**
 * The networked virtual machines.
 */

  private           NetVM[]             m_vms  ;
/**
 * The count of vms.
 */

  private           int                 m_count ;
  
/**
 * Create a new fully connected network implementation.
 * @param p_nvc The network vm context to be used.
 */

  public  FullyConnectedNetworkImpl (final NetVMContext p_nvc)
    {
    super(p_nvc);                  
    }
/**
 * Deliver a message from a source to the destinations in reach.
 * @param p_source  The source node.
 * @param p_data    The message data.
 * @return  <code>true</code> if and only if the message was delivered to
 *          at least one node. 
 */

  @Override
  protected final boolean deliver (final NetVM         p_source,
                                         VMMemory      p_data)
    {
    int           l_i;
    NetVM         l_t;
    NetVM[]       l_g;
    Randomizer    l_r;
    
    l_r = this.get_context().get_randomizer();    
    l_g = this.m_vms;
    for(l_i = (this.m_count-1); l_i >= 0; l_i--)
      {
      l_t = l_g[l_i];
      if(l_t != p_source)
        {
        if(l_t.receive(p_data, 1+l_r.nextInt(20)))
          {
          p_data = this.copy_mem(p_data);   
          } 
        }           
      }
        
    this.dispose_mem(p_data);
    return true;
    }
  
/**
 * Set the count of virtual machines to be simulated.
 * @param p_vm_count  The new count of virtual machines to be simulated.
 */

  @Override
  protected final void set_vm_count(final int p_vm_count)
    {        
    if((this.m_vms == null) || (p_vm_count > this.m_vms.length))
      {
      this.m_vms = new NetVM[p_vm_count << 1];
      this.m_count = p_vm_count;
      this.reset_caches();
      }
    }
  
/**
 * Reset the internal caches used.
 */

  @Override
  protected final void  reset_caches()
    {
    NetVM[]             l_c;
    NetVMContext        l_cc;
    int                 l_i;
    
    l_cc  = this.get_context();
    l_c   = this.m_vms;
    
    for(l_i = (this.m_count-1); l_i >= 0; l_i--)
      {
      l_c[l_i] = l_cc.get_vm(l_i);
      }
    }
  
  
/**
 * This method is called right before a simulation starts to initialize the
 * virtual network.
 * The simulation-setup of the fitness functions will also be invoked here.
 * @param p_index   The index number of the current simulation. The first
 *                  simulation will have index 0, the second will have
 *                  index 1 and so on.
 */

  @Override
  protected void init_network (final int p_index)
    {
    //
    }
  
/**
 * This method is called right when a simulation has finished and cleans
 * up the network.
 * @param p_index   The index number of the current simulation. The first
 *                  simulation will have index 0, the second will have
 *                  index 1 and so on.
 */

  @Override
  protected void    end_network    (final int p_index)
    {
//
    }
  
  }

File Information:

file name:FullyConnectedNetworkImpl.java
package:org.dgpf.gp.netvm.netimpl
qualified name:org.dgpf.gp.netvm.netimpl.FullyConnectedNetworkImpl.java
file type:Java Source File
download location:download http://dgpf.sourceforge.net/source/org/dgpf/gp/netvm/netimpl/FullyConnectedNetworkImpl.java
size:5.084 KB (5207 B)
uploaded: 2018-01-07 12:03:34 GMT+0000
last update: 2006-08-04 12:44:16 GMT+0000
last access: 2018-01-07 12:03:34 GMT+0000

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Warning: date(): It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected the timezone 'UTC' for now, but please set date.timezone to select your timezone. in /home/project-web/dgpf/htdocs/scripts/datetime.php on line 16

Warning: date(): It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected the timezone 'UTC' for now, but please set date.timezone to select your timezone. in /home/project-web/dgpf/htdocs/scripts/datetime.php on line 16
last modified at 2018-01-07 12:03:34 GMT+0000
Warning: date(): It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected the timezone 'UTC' for now, but please set date.timezone to select your timezone. in /home/project-web/dgpf/htdocs/scripts/datetime.php on line 19

Warning: date(): It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected the timezone 'UTC' for now, but please set date.timezone to select your timezone. in /home/project-web/dgpf/htdocs/scripts/datetime.php on line 19
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